Home / 265,789.08-398,683.62-182,430.36

Finding the Fourth Proportional to 265,789.08, 398,683.62 and 182,430.36

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Solution

The fourth proportional to 265,789.08, 398,683.62 and 182,430.36 is: 273,645.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,789.08 : 398,683.62 = 182,430.36 : x
  2. Step 2: Convert to fraction form
    265,789.08/398,683.62 = 182,430.36/x
  3. Step 3: Cross multiply
    265,789.08x = 398,683.62 × 182,430.36
  4. Step 4: Simplify right side
    265,789.08x = 72,731,996,322.70
  5. Step 5: Solve for x
    x = 72,731,996,322.70/265,789.08
  6. Step 6: Final answer
    x = 273,645.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.